Finding the Fourth Proportional to 4,022,000.64, 6,031,718.91 and 1,325,823.30
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Solution
The fourth proportional to 4,022,000.64, 6,031,718.91 and 1,325,823.30 is: 1,988,312.33
Step by Step Solution
- Step 1: Write the proportion equation
4,022,000.64 : 6,031,718.91 = 1,325,823.30 : x - Step 2: Convert to fraction form
4,022,000.64/6,031,718.91 = 1,325,823.30/x - Step 3: Cross multiply
4,022,000.64x = 6,031,718.91 × 1,325,823.30 - Step 4: Simplify right side
4,022,000.64x = 7,996,993,469,928.60 - Step 5: Solve for x
x = 7,996,993,469,928.60/4,022,000.64 - Step 6: Final answer
x = 1,988,312.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.